|Date|Opponent#|Rank#|Site|TV|Result|Attendance|
|---|---|---|---|---|---|---|
|September 18|SMU*|#10|Oklahoma Memorial Stadium • Norman, OK||W 30–0|53,545|
|September 25|at Pittsburgh*|#11|Pitt Stadium • Pittsburgh, PA||W 55–29|34,916|
|October 2|#17 USC*|#8|Oklahoma Memorial Stadium • Norman, OK||W 33–20|62,351|
|October 9|vs. #3 Texas*|#8|Cotton Bowl • Dallas, TX (Red River Shootout)|CBS|W 48–27|72,032|
|October 16|#6 Colorado|#2|Oklahoma Memorial Stadium • Norman, OK||W 45–17|62,501|
|October 23|at Kansas State|#2|KSU Stadium • Manhattan, KS||W 75–28|37,198|
|October 30|Iowa State|#2|Oklahoma Memorial Stadium • Norman, OK||W 39–7|60,477|
|November 6|at Missouri|#2|Memorial Stadium • Columbia, MO||W 20–3|55,098|
|November 13|Kansas|#2|Oklahoma Memorial Stadium • Norman, OK|ABC|W 56–10|54,347|
|November 25|#1 Nebraska|#2|Oklahoma Memorial Stadium • Norman, OK (Rivalry)|ABC|L 31–35|62,884|
|December 4|at Oklahoma State|#3|Lewis Field • Stillwater, OK (Bedlam Series)||W 58–14|36,571|
|January 1|vs. #5 Auburn*|#3|Tulane Stadium • New Orleans, LA (Sugar Bowl)|ABC|W 40–22|84,031|

Question: how many consecutive times was the rank #2?
Answer: 6